# SDR TWAA0000110

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N924L](https://openairdocs.org/aircraft/N924L), registered now
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47324
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Condition: Cracked
- Location: Bs 639
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TWAA0000110

## Discrepancy

DURING CHECK-C MAINT, FOUND IN THE FUSELAGE INTERIOR, BOTH FLANGES OF LONGERON 5L AT STA 639 WERE CRACKED APPROX 1/2 INCH LONG.  REMOVED THE DAMAGED SECTION OF LONGERON AND FABRICATED A SECTION OF NEW LONGERON.  LONG SPLICED AND INSTALLED PER SRM 53-02, FIG 18.

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